def run(self, args, opts):
# load contracts
# 获取系统基础的contracts类路径
contracts = build_component_list(
self.settings.getwithbase('SPIDER_CONTRACTS'))
# 使用ContractManager进行contract加载
conman = ContractsManager(load_object(c) for c in contracts)
# 实例化一个TextTestRunner对象
runner = TextTestRunner(verbosity=2 if opts.verbose else 1)
# 返回处理后的TextTestResult对象
result = TextTestResult(runner.stream, runner.descriptions,
runner.verbosity)
# contract requests
# contract 请求
contract_reqs = defaultdict(list)
# 实例化爬虫加载器
spider_loader = self.crawler_process.spider_loader
for spidername in args or spider_loader.list():
spidercls = spider_loader.load(spidername)
spidercls.start_requests = lambda s: conman.from_spider(s, result)
# 获取测试方法
tested_methods = conman.tested_methods_from_spidercls(spidercls)
if opts.list:
for method in tested_methods:
contract_reqs[spidercls.name].append(method)
elif tested_methods: #如果有测试方法，则进行crawl方法
self.crawler_process.crawl(spidercls)
# start checks
# 开始检验
if opts.list:
for spider, methods in sorted(contract_reqs.items()):
if not methods and not opts.verbose:
continue
print(spider)
for method in sorted(methods):
print(' * %s' % method)
else:
start = time.time()
self.crawler_process.start()
stop = time.time()
result.printErrors()
result.printSummary(start, stop)
self.exitcode = int(not result.wasSuccessful())
def run(self, args, opts):
# load contracts
contracts = build_component_list(
self.settings.getwithbase('SPIDER_CONTRACTS'))
conman = ContractsManager(load_object(c) for c in contracts)
runner = TextTestRunner(verbosity=2 if opts.verbose else 1)
result = TextTestResult(runner.stream, runner.descriptions,
runner.verbosity)
# contract requests
contract_reqs = defaultdict(list)
spider_loader = self.crawler_process.spider_loader
with set_environ(SCRAPY_CHECK='true'):
for spidername in args or spider_loader.list():
spidercls = spider_loader.load(spidername)
spidercls.start_requests = lambda s: conman.from_spider(
s, result)
tested_methods = conman.tested_methods_from_spidercls(
spidercls)
if opts.list:
for method in tested_methods:
contract_reqs[spidercls.name].append(method)
elif tested_methods:
self.crawler_process.crawl(spidercls)
# start checks
if opts.list:
for spider, methods in sorted(contract_reqs.items()):
if not methods and not opts.verbose:
continue
print(spider)
for method in sorted(methods):
print(' * %s' % method)
else:
start = time.time()
self.crawler_process.start()
stop = time.time()
result.printErrors()
result.printSummary(start, stop)
self.exitcode = int(not result.wasSuccessful())
def run(self, args, opts):
# load contracts
contracts = build_component_list(
self.settings['SPIDER_CONTRACTS_BASE'],
self.settings['SPIDER_CONTRACTS'],
)
conman = ContractsManager([load_object(c) for c in contracts])
runner = TextTestRunner(verbosity=2 if opts.verbose else 1)
result = TextTestResult(runner.stream, runner.descriptions, runner.verbosity)
# contract requests
contract_reqs = defaultdict(list)
spiders = self.crawler_process.spiders
for spidername in args or spiders.list():
spidercls = spiders.load(spidername)
spidercls.start_requests = lambda s: conman.from_spider(s, result)
tested_methods = conman.tested_methods_from_spidercls(spidercls)
if opts.list:
for method in tested_methods:
contract_reqs[spidercls.name].append(method)
elif tested_methods:
self.crawler_process.crawl(spidercls)
# start checks
if opts.list:
for spider, methods in sorted(contract_reqs.items()):
if not methods and not opts.verbose:
continue
print(spider)
for method in sorted(methods):
print(' * %s' % method)
else:
start = time.time()
self.crawler_process.start()
stop = time.time()
result.printErrors()
result.printSummary(start, stop)
self.exitcode = int(not result.wasSuccessful())
